{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "patch vulnerability", "arguments": ["vulnerability", "supported platform", "vulnerable system version", "issues addressed", "patch number", "patch"]}], "input": "\" An attacker who successfully exploited this vulnerability could execute arbitrary code in the security context of the LocalSystem Account and take control of the system , \" warns Microsoft ."}
{"patch vulnerability": []}